SRAM Apex Flat-Mount Mount Disc Brake Caliper - Black CheckoutSpec= IS42/28.6 model Resolute TCS Light Fast

model Resolute TCS Light Fast Rolling SG2 size 700c width 50mm compound Dual DNA bead folding type tubeless color black/tanwall weight 620g

the hardest of all known materials

The same goes for the other sizes offered

Epic FSR Carbon   |  2018

USA from durable

SRAM Apex Flat-Mount Mount Disc Brake Caliper - Black CheckoutSpec= IS42/28.6 model Resolute TCS Light FastSRAM Apex Flat Mount Mount Disc Brake Caliper Black. Apex HRD Disc Brake CaliperForged aluminum disc caliper features a 2 piston design Built on SRAMs HydroHC brake platform Compatible with 160mm and 140mm brake rotors TECH SPECS Defined Color Black Brake Caliper Type Flat Mount Brake Lever Actuation Hydraulic Rotor Included No Hydraulic Fluid Type DOT